LABEL ltsp-diskless-stretch
        MENU LABEL ^Diskless Workstation (Debian Edu 9.0) [NFS]
#        MENU DEFAULT
        KERNEL ltsp/amd64+stretch/vmlinuz
        APPEND initrd=ltsp/amd64+stretch/initrd.img init=/sbin/init-ltsp nfsroot=/opt/ltsp/amd64+stretch,v3,tcp,intr,rsize=1048576,wsize=1048576 boot=nfs ro quiet splash ipappend

LABEL ltsp-diskless-stretch-NBD
        MENU LABEL ^Diskless Workstation (Debian Edu 9.0) [NBD]
#        MENU DEFAULT
        KERNEL ltsp/amd64+stretch/vmlinuz
        APPEND append ro initrd=ltsp/amd64+stretch/initrd.img init=/sbin/init-ltsp quiet root=/dev/nbd0 nbdroot=/opt/ltsp/amd64_stretch splash
        IPAPPEND 3